Ketoprofen EP Impurity B CAS 22071-22-3

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.22071-22-3
Molecular FormulaC15H12O3
Molecular Weight240.25 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ketoprofen EP Impurity B CAS 22071-22-3 chemical structure

Description

Ketoprofen EP Impurity B (CAS 22071-22-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H12O3. Molecular weight: 240.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC15H12O3
Molecular Weight240.25 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963

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